>>reporter: that's officer jackwitz from the chp. just to sum it up, you see the patrol car badly damaged. the officer was taken to the hospital with minor head injuries. the officers are doing an extensive investigation, but the good news is the officer did not sustain major injuries, and one suspect is now in custody. live in hayward, ktvu channel 2 news. >>> just within the past half- hour, barry bonds' trainer said no. once again greg anderson will not testify against bonds, and he is being taken to jail right now. this was not a surprise but still a big deal in the case. >>reporter: that's right. not a surprise because the attorneys and judge knew it was going to happen. barry bonds is on trial because he's accused of lying to a grand jury about taking steroids during his baseball career. the man who was arrested just a half hour ago, we've got video of him walking to the courthouse before his arrest, is greg anderson. he's bond's personal trainer and childhood friend accused of giving bonds steroids, but today he was sum mon ha